
Langji strictly follow ISO9001 and ISO14001, the workshop include sheet metal cutting, punching, bending, welding, air conditioner assembling and cabinet assembling.
The products are certified by CE, they have been widely used by many well-know companies such as China Mobile and China Unicom, furthermore, we have successfully entered Europe, South-east Asia, Middle East, South America and the USA.
Today Langji has been the leader in the industry, sincerely look forward to cooperating with you!